If available, see below for a list of known police frequencies for Underwood, Minnesota. Or, navigate to another city or town within Otter Tail County, to view the local police frequencies.
| Battle Lake | Bluffton | Clitherall | Dalton | |
| Deer Creek | Dent | Elizabeth | Erhard | |
| Fergus Falls | Henning | New York Mills | Ottertail | |
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| Parkers Prairie | Pelican Rapids | Perham | Richville | |
| Underwood | Urbank | Vergas | Vining | |
Detect police activity and stay ticket-free in Underwood, Minnesota with these police radar detectors.